<template>
	<view class="login-container">
		<uni-icons type="contact-filled" size="100" color="#afafaf"></uni-icons>
    <button type="primary" class="btn-login"  @click="getUserProfile">一键登录</button>
    <text class="tips-text">登录后尽享更多权益</text>
	</view>
</template>

<script>
  import {mapMutations,mapState} from 'vuex'
  
	export default {
		data() {
			return {
				
			};
		},
    
    computed:{
      ...mapState('m_user',['redirectInfo'])
    },
    
    methods:{
      ...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
      // 用户授权之后,获取用户的基本信息
       // 获取微信用户的基本信息
            getUserProfile() {
              uni.getUserProfile({
                desc: '你的授权信息',
                success: (res) => {
                  // 将信息存到 vuex 中
                  // console.log(res.userInfo)
                  this.updateUserInfo(res.userInfo)
                  this.getToken(res)
                },
                fail: (res) => {
                  return uni.$showMsg('您取消了登录授权')
                }
              })  
              },
              
              async getToken(info){
                // 获取code对应的值
                const [err,res] = await uni.login().catch(err=>err)
              
                if(err || res.errMsg !== 'login:ok') return uni.$showMsg('登录失败!')
                // console.log(res.code)
                // console.log(info)
                //准备参数
                const query = {
                  code:res.code,
                  encryptedData: info.encryptedData,
                  iv: info.iv,
                  rawData: info.rawData,
                  signature: info.signature
                }
                // console.log(query)
                const {data:loginResult} = await uni.$http.post('/api/public/v1/users/wxlogin',query)
                if(loginResult.meta.status === 200) {
                  console.log(loginResult.meta.status)
                  return uni.$showMsg('登录失败!')
                }
                // 直接把token保存到vuex中
                // uni.$showMsg('登录成功!')
                // this.updateToken(loginResult.message.token)
                this.updateToken('Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOjIzLCJpYXQiOjE1NjQ3MzAwNzksImV4cCI6MTAwMTU2NDczMDA3OH0.YPt-XeLnjV-_1ITaXGY2FhxmCe4NvXuRnRB8OMCfnPo')
                this.navigateBack()
              },
              
              navigateBack(){
                if(this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
                  uni.switchTab({
                    url:this.redirectInfo.from,
                    complete: () => {
                     this.updateRedirectInfo(null) 
                    }
                  })
                }
              }
      
    }
	}
</script>

<style lang="scss">
.login-container{
  height: 750rpx;
  background-color: #F8F8F8;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  
  &::after{
    content: '';
    display: block;
    width: 100%;
    height: 40px;
    background-color: white;
    position: absolute;
    left: 0;
    bottom: 0;
    border-radius: 100%;
    transform: translateY(50%);
  }
  .btn-login{
    width: 90%;
    border-radius: 100px;
    margin: 15px 0;
    background-color: #C00000;
  }
  .tips-text{
    font-size: 12px;
    color: gray;
  }
}
</style>
